Do Merrell waterproof hiking socks have PFAS?
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Merrell waterproof hiking socks average 47 out of 100 on PFAS Authority's PFAS and toxin screen across the 5 Merrell waterproof hiking socks graded as of October 2026, and none of them reach its 70 point pass mark.
Merrell waterproof hiking socks average Poor on our four-band scale. None of them clear our buy threshold.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
Graded and flagged Poor and Bad, we’d swap these
Merrell
Premium Wool Trail Crew Socks
- Merino/premium wool blend, no water-resistant coating mentioned
- We found no PFAS statement from the brand
- Azo dyes (synthetic reinforcement and color), Nylon or polyester heel/toe patches and any dyes may include…
3 hazards checked on this product. See all of them.
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Merrell
Moab Hiker Low Cut Sock
- merino wool blend, synthetic fibers
- We found no PFAS statement from the brand
- Azo dyes in synthetic fibers, Nylon and elastane components may be dyed with azo colorants; no specific…
4 hazards checked on this product. See all of them.
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Merrell
Premium Wool Trail Low Cut Sock
- Merino wool blend, no known water-repellent coating treatment disclosed
- We found no PFAS statement from the brand
- Undisclosed water-repellent coating treatment chemistry, Merrell does not publicly specify whether the…
2 hazards checked on this product. See all of them.
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Merrell
Moab Hiker Crew Hiking Socks
- Merino wool/synthetic blend with water-repellent coating treatment
- We found no PFAS statement from the brand
- water-repellent coating chemistry (fluorinated or non-fluorinated, unspecified), Merrell does not disclose…
2 hazards checked on this product. See all of them.
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Merrell
Moab Hiking Quarter Socks
- merino wool blend with water-repellent coating treatment (likely fluorocarbon-based)
- We found no PFAS statement from the brand
- PFAS, water-repellent coating treatment chemistry not disclosed by Merrell. Fluorocarbon PFAS compounds are…
2 hazards checked on this product. See all of them.
Find an alternative on AmazonBetter waterproof hiking socks from other brands
Graded higher than the Merrell average of 47.
Darn Tough
Men's Hiker Encounter 2-Pack
- Merino wool blend, no water-repellent treatment applied
- We found no PFAS statement from the brand
- Antimony in synthetic fibers (nylon reinforcement)
2 hazards checked on this product. See all of them.
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Smartwool
Men's Hike Classic Edition Full Cushion Crew Socks
- Merino wool blend (primary fiber); no reported water-repellent coating (water-repellent coating) or stain…
- We found no PFAS statement from the brand
- Formaldehyde / VOCs
2 hazards checked on this product. See all of them.
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Bridgedale
Lightweight Boot Socks
- Merino wool blend, acrylic, polyamide
- We found no PFAS statement from the brand
- Microfiber shedding from synthetics
2 hazards checked on this product. See all of them.
Find an alternative on AmazonSee every Merrell product we grade on the Merrell brand page, or the full waterproof hiking socks ranking.